APA引文

Barnard, C. (1979). Farm planning and control (2nd.ed.). Cambridge Univ..

芝加哥风格引文

Barnard, C.S. Farm Planning and Control. 2nd.ed. Cambridge: Cambridge Univ., 1979.

MLA引文

Barnard, C.S. Farm Planning and Control. 2nd.ed. Cambridge Univ., 1979.

警告：这些引文格式不一定是100％准确.